Paint spray gun



FIG. 1 is a right side elevational view of the paint spray gun;

FIG. 2 is a rear side elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a top perspective view thereof.

The broken line showing of adapter is for the purpose of illustrating the paint spray gun and forms no part of the claimed design. 

CLAIM I claim the ornamental design for a paint spray gun, as shown and described. 